This paper is in the following e-collection/theme issue:

Instruments and Questionnaires for Nutrition and Food Intake (159) Electronic/Mobile Data Capture, Internet-based Survey & Research Methodology (782) Longitudinal and Cohort Studies in Public Health (254)

Published on in Vol 5, No 4 (2019): Oct-Dec

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/11997, first published .
Paper-Based Versus Web-Based Versions of Self-Administered Questionnaires, Including Food-Frequency Questionnaires: Prospective Cohort Study

Paper-Based Versus Web-Based Versions of Self-Administered Questionnaires, Including Food-Frequency Questionnaires: Prospective Cohort Study

Paper-Based Versus Web-Based Versions of Self-Administered Questionnaires, Including Food-Frequency Questionnaires: Prospective Cohort Study

Authors of this article:

Itziar Zazpe1, 2, 3, 4 Author Orcid Image ;   Susana Santiago1, 3 Author Orcid Image ;   Carmen De la Fuente-Arrillaga2, 4 Author Orcid Image ;   Jorge Nuñez-Córdoba2, 3, 4 Author Orcid Image ;   Maira Bes-Rastrollo2, 3, 4 Author Orcid Image ;   Miguel Angel Martínez-González2, 3, 4, 5 Author Orcid Image
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